72259990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 147044160

約数和(自身を除く): 74784170

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 89, 110, 121, 122, 178, 242, 305, 445, 605, 610, 671, 890, 979, 1210, 1331, 1342, 1958, 2662, 3355, 4895, 5429, 6655, 6710, 7381, 9790, 10769, 10858, 13310, 14762, 21538, 27145, 36905, 53845, 54290, 59719, 73810, 81191, 107690, 118459, 119438, 162382, 236918, 298595, 405955, 592295, 597190, 656909, 811910, 1184590, 1313818, 3284545, 6569090, 7225999, 14451998, 36129995, 72259990]

約数ペア:

[(1, 72259990), (2, 36129995), (5, 14451998), (10, 7225999), (11, 6569090), (22, 3284545), (55, 1313818), (61, 1184590), (89, 811910), (110, 656909), (121, 597190), (122, 592295), (178, 405955), (242, 298595), (305, 236918), (445, 162382), (605, 119438), (610, 118459), (671, 107690), (890, 81191), (979, 73810), (1210, 59719), (1331, 54290), (1342, 53845), (1958, 36905), (2662, 27145), (3355, 21538), (4895, 14762), (5429, 13310), (6655, 10858), (6710, 10769), (7381, 9790)]